package com.fresh.config;

import org.springframework.amqp.core.*;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.HashMap;
import java.util.Map;

/**
 * @author Wx
 * @Date:2023/08/18/11:31
 * @Description:
 */
@Configuration
public class RabbitMqConfig {

        @Bean
        public Queue queue() {
            Map<String, Object> props = new HashMap<>();
            // 消息的生存时间 10s
            props.put("x-message-ttl", 10000);
            // 设置该队列所关联的死信交换器（当队列消息到期后依然没有消费，则加入死信 队列）
            props.put("x-dead-letter-exchange", "ex.order.dlx");
            // 设置该队列所关联的死信交换器的routingKey，如果没有特殊指定，使用原队列的routingKey
            props.put("x-dead-letter-routing-key", "order.dlx");
            Queue queue = new Queue("q.order", true, false, false, props);
            return queue;
        }
        @Bean
        public Queue queueDlx() {
            Queue queue = new Queue("q.order.dlx", true, false, false);
            return queue;
        }
        @Bean
        public Exchange exchange() {
            DirectExchange exchange = new DirectExchange("ex.order", true,false, null);
            return exchange;
        }
        /**
         * 死信交换器
         * @return
         */
        @Bean
        public Exchange exchangeDlx() {
            DirectExchange exchange = new DirectExchange("ex.order.dlx", true,false, null);
            return exchange;
        }
        @Bean
        public Binding binding() {
            return BindingBuilder.bind(queue()).to(exchange()).with("order").noargs();
        }

        @Bean
        public Binding bindingDlx() {
            return BindingBuilder.bind(queueDlx()).to(exchangeDlx()).with("order.dlx").noargs();
        }


}
